Wallaschek, J. (2016):
Historical development of IWPMA: 10 years of research on piezoelectric materials and actuators, Archive of Applied Mechanics 86, 10, pp. 1693-1695, October
DOI: 10.1007/s00419-016-1157-1

Bruns, P.; Twiefel, J.; Wallschek, J. (2015):
Investigations on the Mounting Position of Ultrasonic Transducers, The 12th International Workshop on Piezoelectric Materials and Applications in Actuators, Vilnius